Jacketed distillation columns are manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements.

• No. 1 hose connection
• Features a [ST] 19/22 outer joint at top and a [ST] 19/22 inner drip joint at bottom

Indentations at the bottom for supporting packing material.

These columns have sealed unit with a Standard Taper outer joint at the upper end and a Standard Taper inner joint with drip tip at the lower end.